#!/usr/bin/perl -w
use strict;

use Test::More tests => $ENV{AUTHOR_TESTING} ? 302 : 32;
use WWW::Scraper::ISBN;
use Data::Dumper;

###########################################################

my $DRIVER          = 'GoogleBooks';
my $CHECK_DOMAIN    = 'www.google.com';

my @TEST_DOMAINS = (
    'http://books.google.com'
);

push @TEST_DOMAINS, (
    'http://books.google.de',
    'http://books.google.es',
    'http://books.google.fr',
    'http://books.google.fi',
    'http://books.google.md',
    'http://books.google.cz',
    'http://books.google.nl',
    'http://books.google.ru',
    'http://books.google.co.il'
)   if($ENV{AUTHOR_TESTING});

my %tests = (
    '057122055X' => [
        [ 'is',     'isbn',         '9780571220557'     ],
        [ 'is',     'isbn10',       '057122055X'        ],
        [ 'is',     'isbn13',       '9780571220557'     ],
        [ 'is',     'ean13',        '9780571220557'     ],
        [ 'like',   'title',        qr!The Never-Ending Days of Being Dead!i ],
        [ 'is',     'author',       'Marcus Chown'      ],
        [ 'like',   'publisher',    qr|Faber|           ],
        [ 'is',     'pubdate',      '2007'              ],
        [ 'is',     'pages',        '309'               ],
        [ 'like',   'image_link',   qr!(books.google.[\w.]+/books/content\?id=\w+|browse.php)!  ],
        [ 'like',   'thumb_link',   qr!(books.google.[\w.]+/books/content\?id=\w+|browse.php)!  ],
        [ 'like',   'description',  qr!Learn how the big bang may have been spawned!            ],
        [ 'like',   'book_link',    qr!books.google.[\w.]+/books\?id=\w+!                       ]
    ],
    '9780571239566' => [
        [ 'is',     'isbn',         '9780571239566'     ],
        [ 'is',     'isbn10',       '0571239560'        ],
        [ 'is',     'isbn13',       '9780571239566'     ],
        [ 'is',     'ean13',        '9780571239566'     ],
        [ 'like',   'title',        qr!Touching from a Distance!    ],
        [ 'is',     'author',       'Deborah Curtis'    ],
        [ 'like',   'publisher',    qr!(Macmillan|Faber \S+ Faber)! ],
        [ 'is',     'pubdate',      '2007'              ],
        [ 'is',     'pages',        240                 ],
        [ 'like',   'image_link',   qr!(books.google.[\w.]+/books/content\?id=\w+|browse.php)!  ],
        [ 'like',   'thumb_link',   qr!(books.google.[\w.]+/books/content\?id=\w+|browse.php)!  ],
        [ 'like',   'description',  qr!Ian Curtis left behind a legacy rich in artistic genius! ],
        [ 'like',   'book_link',    qr!books.google.[\w.]+/books\?id=\w+!               ]
    ],
);

my $tests = 0;
for my $isbn (keys %tests) { $tests += (scalar( @{ $tests{$isbn} } ) + 2)  * scalar(@TEST_DOMAINS) }

###########################################################

my $scraper = WWW::Scraper::ISBN->new();
isa_ok($scraper,'WWW::Scraper::ISBN');

SKIP: {
    skip "Can't see a network connection", $tests+1   if(pingtest($CHECK_DOMAIN));

    $scraper->drivers($DRIVER);

    # this ISBN doesn't exist
    my $isbn = "1234512345";
    my $record;

    eval { $record = $scraper->search($isbn); };
    if($record && $record->found) {
        ok(0,'Unexpectedly found a non-existent book');
    } elsif($record) {
        like($record->error,qr/Invalid ISBN specified/);
    } else {
        like($@,qr/Invalid ISBN specified/);
    }

    for my $test_domain (@TEST_DOMAINS) {
        $ENV{GOOGLE_DOMAIN} = $test_domain;

        SKIP: {
            skip "Language not supported", $tests-2
                if($record && $record->error =~ /Language.*?not currently supported/);

            for my $isbn (keys %tests) {
                $record = $scraper->search($isbn);
                my $error  = $record->error || '';

                SKIP: {
                    skip "Language not supported", scalar(@{ $tests{$isbn} }) + 2   
                        if($error =~ /Language.*?not currently supported/);
                    skip "Website unavailable", scalar(@{ $tests{$isbn} }) + 2   
                        if($error =~ /website appears to be unavailable/);
                    skip "Book unavailable", scalar(@{ $tests{$isbn} }) + 2   
                        if($error =~ /Failed to find that book/ || !$record->found);

                    unless($record->found) {
                        diag($record->error);
                    }

                    is($record->found,1);
                    is($record->found_in,$DRIVER);

                    my $fail = 0;
                    my $book = $record->book;
                    #diag("book=[".$book->{book_link}."]");
                    for my $test (@{ $tests{$isbn} }) {
                        if($test->[0] eq 'ok')          { $fail += ! ok(       $book->{$test->[1]},             ".. '$test->[1]' found [$isbn]"); } 
                        elsif($test->[0] eq 'is')       { $fail += ! is(       $book->{$test->[1]}, $test->[2], ".. '$test->[1]' found [$isbn]"); } 
                        elsif($test->[0] eq 'isnt')     { $fail += ! isnt(     $book->{$test->[1]}, $test->[2], ".. '$test->[1]' found [$isbn]"); } 
                        elsif($test->[0] eq 'like')     { $fail += ! like(     $book->{$test->[1]}, $test->[2], ".. '$test->[1]' found [$isbn]"); } 
                        elsif($test->[0] eq 'unlike')   { $fail += ! unlike(   $book->{$test->[1]}, $test->[2], ".. '$test->[1]' found [$isbn]"); }
                    }

                    diag("book=[".Dumper($book)."]")    if($fail);
                }
            }
        }
    }
}

###########################################################

# crude, but it'll hopefully do ;)
sub pingtest {
    my $domain = shift or return 0;
    my $cmd =   $^O =~ /solaris/i                           ? "ping -s $domain 56 1" :
                $^O =~ /cygwin/i                            ? "ping $domain 56 1" : # ping [ -dfqrv ] host [ packetsize [ count [ preload ]]]
                $^O =~ /dos|os2|mswin32|netware/i           ? "ping -n 1 $domain "
                                                            : "ping -c 1 $domain >/dev/null 2>&1";

    eval { system($cmd) }; 
    if($@) {                # can't find ping, or wrong arguments?
        diag($@);
        return 1;
    }

    my $retcode = $? >> 8;  # ping returns 1 if unable to connect
    return $retcode;
}